What was found
AIRCRAFT WAS NOT GROUNDED: FAULT DISPLAYED FOR EMERGENCY POWER SUPPLY UNIT 15WL DURING SYSTEM TEST. REPLACED EMERGENCY POWER SUPPLY UNIT 15WL PER AMM 33-51-38.
- Difficulty date
- June 10, 2025
- Submitted
- June 11, 2025
- Operation
- Air carrier
- Aircraft
- N198UW
- Make and model
- Airbus A321211
- Aircraft serial
- 5444
- Aircraft time
- 39,737 hours, 16,343 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Condition
- No Test
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.